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    <title>喵星人来帮你记忆 HTTP 状态码</title>
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    <h1 >喵星人来帮你记忆 HTTP 状态码</h1>
                                                    
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       <br><p>以下列出这些状态码以及它们最基本的含义</p><p><span><br></span></p><p><h2>100 继续</span></h2><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYvJFEHBZH2zMtuo7a9LZTuRlaqtwariaGeT3QE8M7wdkAlUXRtibCW94Q/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8007889546351085" data-w="507" src="./files/640"><p>表示服务器已经接收到了请求头，并且客户端应该继续发送请求体。</p><h2><span><br></span></h2><h2><span>101 切换协议</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYMnvlVYtZxnlSz4Xoo3mZrzlNLgT7AlkibOR1KMF5WYtZX3nRPd8L3tw/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(1)"></p><p>表示请求方已经要求服务器切换协议，并且服务器已经接受并会进行处理。</p><h2><span><br></span></h2><h2><span>200 正常</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYtSUKQydhQtoAqDzq4IfyOTNGuyddTOIs1CQlxvSbt7VCXRuVTeaicjw/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.819672131147541" data-w="488" src="./files/640(2)"></p><p>HTTP 请求成功的标准应答。实际的应答内容由请求使用的方法来决定。</p><h2><span><br></span></h2><h2><span>201 已创建</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzY1EjUAE1mkxgqAMDJlW3NCNqgrIM7Y1xNdOgnibq4z190IFf0vlSGJ3Q/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8130081300813008" data-w="492" src="./files/640(3)"></p><p>请求已经被接受，并且请求所对应的资源已经被创建。</p><h2><span><br></span></h2><h2><span>202 接受</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYlAJBqTA1JdjtlXmCokl20Zt7ToydmxiaLGCywzK4WjnHeIUD4ibibej1A/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(4)"></p><p>请求已被接受，尚未完成处理，也有可能会被拒绝。</p><h2><span><br></span></h2><h2><span>204 无内容</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYbId2vFMnFibjcWZwfwfwCicTTLibBAvIzbtKdRNPsU0Gekuu0HpmFHOQg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(5)"></p><p>在成功处理请求后服务器并没有返回任何实体内容。</p><h2><span><br></span></h2><h2><span>207 多重状态</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzY8yo8ASxTiaHkh44jwD1LvgNcdu3WRsTQTngIL3F6e2LibkmEicWjJleVg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(6)"></p><p>依照子请求的数量的不同，消息体包含不同的响应代码。</p><h2><span><br></span></h2><h2><span>300 多重选择</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYL2GXEmuCdQzFHqB0zsTibZ1CTS0HLv5OQusSBE43H2O1Wk0o7GgMZyA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="1.25" data-w="400" src="./files/640(7)"></p><p>表示被请求的资源可以提供多种选项让客户端进行选择</p><h2><span><br></span></h2><h2><span>301 永久移除</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYJ0KKdr4aU5Bh2cST3Basn8031fibmicSNgIMcwcEO7Q49ibbm1jicibNkcA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(8)"></p><p>该请求应当被定向到给定的URI（统一资源定位符）</p><h2><span><br></span></h2><h2><span>302 找到</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYpZplxlfTsbUvVrvyoq8u1ff3Q2g7cqQvURBTJKwc5rBNAu26cPibibibw/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8179959100204499" data-w="489" src="./files/640(9)"></p><p>这是一个工业实践和标准相互矛盾的例子。一些Web应用和框架会使用302状态码</p><h2><span><br></span></h2><h2><span>303 参见其他信息</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYlbq8pPicGLUnotGA5VTb2SnuUY1MslBJGFutay2hKiapmiatrlUvxVWnA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(10)"></p><p>对应当前请求的响应可以使用GET方法从另一个URI获取</p><h2><span><br></span></h2><h2><span>304 未修改</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYRceYhukzMoQULIbXV8N0IajAZsaOxNI1rB0DXOkekjyajIw1icG2FibQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="1.25" data-w="400" src="./files/640(11)"></p><p>表示资源自上次请求以来没有被改变。</p><h2><span><br></span></h2><h2><span>305 使用代理</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYuaudqnicrPoMAia0fibRhibTaRejvzQwOFkMzaB6lkM1LibNt9nYp7kptFA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(12)"></p><p>（译注：被请求的资源必须通过指定的代理才能被访问） 大多数HTTP客户端不会正确响应这个状态码，主要是出于安全性的原因</p><h2><span><br></span></h2><h2><span>307 临时重定向</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYuCaNZ3OrApSuibHdkkiceYrBjIiaSicTwAbzltoIicEcvIZX1FB5OexDPkw/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="1.25" data-w="400" src="./files/640(13)"></p><p>在这种情况下，请求会从另外的URI响应但是未来的请求仍会使用原始的URI</p><h2><span><br></span></h2><h2><span>400 错误请求</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYMokl0jetwXQOibWvFZuicAFKX6aKtxibNHbQVJpyVeHtJ0ygFZPDjuuibA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(14)"></p><p>因为错误的语法，请求不能完成</p><h2><span><br></span></h2><h2><span>401 未授权</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzY8ywyYfb6ib6Jx82TN0XEQuDedJdu2vncHwVZOM40fiaFHMmeEAiaicps5Q/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8281573498964804" data-w="483" src="./files/640(15)"></p><p>当需要授权，但授权失败或还没有授权时返回的状态码</p><h2><span><br></span></h2><h2><span>402 需要支付</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYpTyHe6HVcmT9jkL9jib2oMsnkOGaHr4l3npUWaDX7AC6T9EO5lJm5LA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(16)"></p><p>该状态码是为了将来可能的需求而预留的。这个代码通常不使用，但是其最初的意图是可以被某种电子货币所使用。</p><h2><span><br></span></h2><h2><span>403 禁止</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYJlhs0qL6l3uqS30smshcDWq9BlBvkpe4CyAgvibCVohIzUfqj8wcSHQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8080808080808081" data-w="495" src="./files/640(17)"></p><p>请求有效，但是服务器拒绝响应它。</p><h2><span><br></span></h2><h2><span>404 没有找到</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYBYhoxDjPRKcxNhuGwibUXqEGHbtwRzSvboNNBpmLrQ2OYqVb18Fa77w/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8048289738430584" data-w="497" src="./files/640(18)"></p><p>请求的资源不能找到，但是将来也许可用。</p><h2><span><br></span></h2><h2><span>405 方法不允许</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYF4O4sIBvQrh8h6vBHoIA1IomWOFpsVub6ic1Zy6kzNwibMwibxGTogccg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8163265306122449" data-w="490" src="./files/640(19)"></p><p>请求某资源时使用的请求方法不能被该资源所支持。</p><h2><span><br></span></h2><h2><span>406 无法访问</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYBDguR3jHx3mQYsrJta49YNVwAkibpcqQ1smlBrDr0PLSPgqqstXnz3w/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8298755186721992" data-w="482" src="./files/640(20)"></p><p>被请求资源能够产生的内容不满足请求头中指定的类型。</p><h2><span><br></span></h2><h2><span>408 请求超时</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzY160PJ6nra4ETcvIYXdZvDHXTeyh4ict7a94HAVhDrPicCurdAE5U0gvg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8080808080808081" data-w="495" src="./files/640(21)"></p><p>服务器等待请求超时</p><h2><span><br></span></h2><h2><span>409 冲突</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzY2sETeurzxiaqopl5HHhToIK7Ba3MF3PakbzBVrB1VmUPz1fx0WY9CxQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8080808080808081" data-w="495" src="./files/640(22)"></p><p>因为请求中存在冲突导致请求无法被处理</p><h2><span><br></span></h2><h2><span>410 已删除</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYeRiaXPXYhO8EO20hchgFgQ97qviciajEl3z9VoBW9XfnlhwbjsLE62hMQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(23)"></p><p>被请求的资源已不可用，同时后续也不再可用。</p><h2><span><br></span></h2><h2><span>411 需要数据长度</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYWYrx4ue1ZoSMdNjcia5cMAKM0xdwpwRt0F7LynHvicWK8sC0Nk7xvlAQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(24)"></p><p>请求所对应的资源需要指明长度，但请求中并没有包含长度。</p><h2><span><br></span></h2><h2><span>413 请求实体过大</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYmjX4wTXs31Rlpjbo49O6c45dT4BRpcmhm2M6BwWwXAyeu1ShiceMHNQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.819672131147541" data-w="488" src="./files/640(25)"></p><p>其请求数据实体过大，超过服务器处理能力。</p><h2><span><br></span></h2><h2><span>414 请求URI过长</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYY3rFrTnx7sP3ySok3w02XORA8jAeQGVY3j1KGXtxttYCSgTHj2iarAg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="1.466275659824047" data-w="341" src="./files/640(26)"></p><p>URI过长，服务器不能处理</p><h2><span><br></span></h2><h2><span>416 请求范围不符合要求</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzY9O4zGKvD7zAQUic0zdh2EMicTwFt3VY68fEAicL5qcwWW0icegOPlstKSQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(27)"></p><p>客户端请求部分文件，但是服务器并不能提供这个范围值。</p><h2><span><br></span></h2><h2><span>417 期望失败</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYeQicX6NPkAVQPknjIcEU8EY7b2LnAicMruAHBvQRPABrdteA8ocgdxtA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.823045267489712" data-w="486" src="./files/640(28)"></p><p>服务器不能满足请求头重指定的要求。</p><h2><span><br></span></h2><h2><span>418 我是茶壶</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYeUhRoLMxRxQSQ6xDslAKkn4mXFTCSHTWNZuNKxRFH6dLIB5t5Z4UrA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(29)"></p><p>在实际HTTP服务器中不会实现该状态码</p><h2><span><br></span></h2><h2><span>422 不可处理的请求实体</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYBaFBP2MZqYgckIFNnNSia5tlEIIcuw9DEtq8Vkh8w32bGpZ61icbsRtQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="1.25" data-w="400" src="./files/640(30)"></p><p>请求格式正确但是因为存在语意错误无法响应。</p><h2><span><br></span></h2><h2><span>423 上锁</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYx9uMW1Yqm7pLuYSAp9oP3g8NgWHGqyafjS1RiaiamFOy9nibGcsJ3jpiag/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(31)"></p><p>当前资源被上锁</p><h2><span><br></span></h2><h2><span>424 错误依赖关系</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYRhjI7jgPkMibpanO0ib5iaicPibE2DRrgPAfRichdWIpUKt7pRSy31LQrSWA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(32)"></p><p>因为之前的请求失败而导致了本次请求失败</p><h2><span><br></span></h2><h2><span>425 乱序集合</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYI40ASSia2iaploaDXolDicB4H1hFvv0IcK78vkYrmaFII1odvDu0m7lxg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(33)"></p><p>在WebDav Advanced Collections 草案中定义</p><h2><span><br></span></h2><h2><span>426 需要更新</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYaLaqOrE1x0TARvS68CbK1BAw52B4dc9WCYoFCiaqOGz8icICKqGicsaTg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.819672131147541" data-w="488" src="./files/640(34)"></p><p>客户端应该切换到不同的协议</p><h2><span><br></span></h2><h2><span>429 请求过多</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYk9SqoW5TXcvhJOibheX3lN6Y56DJuJPn9iay7FcneZa5B7dX4E9LfBDg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8247422680412371" data-w="485" src="./files/640(35)"></p><p>用户在指定时间内发送的请求过多。</p><h2><span><br></span></h2><h2><span>431 请求头过大</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYx1oWgb3LMpQlsFJwBia7nqv3NgS2AfpjXcvhQ829sMIAZGmbOXY6tPQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8163265306122449" data-w="490" src="./files/640(36)"></p><p>因为请求中的单个域过大、或者全部域全加起来过大。</p><h2><span><br></span></h2><h2><span>444 没有响应</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYIaLQEgrapyW5f8QOmNVpv0dmiaMdZ2WKS3fFdleOfialjZZy8jH5hxFA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8064516129032258" data-w="496" src="./files/640(37)"></p><p>在Nginx记录中使用，表示服务器没有向客户端返回信息并且已经关闭了连接</p><h2><span><br></span></h2><h2><span>450 被Windows家长控制屏蔽</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYPhgJDpN2IZXPrMkFYBKrq8ua1qoV6tPN0E0ygG1iclnK3WskdYJD83Q/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(38)"></p><p>微软所扩展的一个状态码</p><h2><span><br></span></h2><h2><span>500 服务器内部错误</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYcpqQfDHQverB0wNft2vj7lz0ahtbvNs8MFYL7YxzWkMNn54KbUrpBQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8316008316008316" data-w="481" src="./files/640(39)"></p><p>当没有其他更加确切的信息可以给出时，给出的一个一般性错误信息。</p><h2><span><br></span></h2><h2><span>502 错误网关</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYSoQjAsictLTpm8gpJlqYBEMjAibf3SzYtdw4AHXbd2KdkuFDehX3SyAQ/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8368200836820083" data-w="478" src="./files/640(40)"></p><p>作为网关或者代理工作的服务器尝试执行请求时，从上游服务器接收到无效的响应</p><h2><span><br></span></h2><h2><span>503 服务不可用</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYYFtTVpdM9HAz57e9YKmY6mQGHVbLn8IicZnULMt8OeeAF00XpeP0p8A/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(41)"></p><p>服务器当前不可用。</p><h2><span><br></span></h2><h2><span>506 变元协商</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYPUdIWyzAAUDYCLCGYibh4z5QV0ub6tdzdthvVlyzv6v3vZSGsCZvUZw/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8" data-w="500" src="./files/640(42)"></p><p>请求的透明内容协商导致循环引用</p><h2><span><br></span></h2><h2><span>507 储存空间不足</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYTlicfjS0NkfhSsAno1qud4Ax1LDUvMTna32RlpbM0gibS3lLiaqiaPP22g/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8368200836820083" data-w="478" src="./files/640(43)"></p><p>服务器无法存储完成请求所必须的内容。</p><h2><span><br></span></h2><h2><span>508 检测到循环</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYVNpoUwNTCoqX3DBpA64FHlfu4qiaWibZabVpoT5GSMj3KCOyjqicBg4nA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8298755186721992" data-w="482" src="./files/640(44)"></p><p>服务器在处理请求时发现一个无限循环</p><h2><span><br></span></h2><h2><span>509 超过带宽限制</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzY8AKSkarytp67MUGtJwBu8USkHgaJR1Gibf3M8cjEP921z3p9eC9GyFA/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="1.25" data-w="400" src="./files/640(45)"></p><p>尽管很多服务器使用该协议，但其并没有在任何RFC中说明</p><h2><span><br></span></h2><h2><span>599 网络连接超时错误</span></h2><p><img data-src="http://mmbiz.qpic.cn/mmbiz/GicBlLc5goGXwmibwlYE1vRPwEV6fCIyzYDN0FDic9Xe4AhnLwhhAKSztgxeR29kUO6FDpjHxo3dicX8HosN43xqZg/0?wx_fmt=jpeg" style="border: 0px; margin: 0px; padding: 0px; font-size: 0px; color: transparent; vertical-align: middle; display: block; width: auto !important; visibility: visible !important; height: auto !important;" class="" data-type="jpeg" data-ratio="0.8281573498964804" data-w="483" src="./files/640(46)"></p><p>这个状态码没有在任何RFC中说明，但微软公司在用。</p>
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